R语言 devtools_r语言devtool哪个版本可以下

作者：小小林熬夜学编程 | 2024-05-04 14:15:15

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r语言devtool哪个版本可以下

今天安装r语言devtools包，尝试很多种方法也不能决解，下面这个问题是改变镜像，然后就会可以安装了（3.4.2版本）


Warning in install.packages :
  InternetOpenUrl failed: '无法解析服务器的名称或地址'
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  unable to access index for repository https://mirrors.eliteu.cn/CRAN/src/contrib:
  cannot open URL 'https://mirrors.eliteu.cn/CRAN/src/contrib/PACKAGES'
Warning in install.packages :
  cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/src/contrib/PACKAGES.rds': HTTP status was '404 Not Found'
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  unable to access index for repository https://mirrors.eliteu.cn/CRAN/src/contrib:
  cannot open URL 'https://mirrors.eliteu.cn/CRAN/src/contrib/PACKAGES'
Warning in install.packages :
  package ‘devtools’ is not available (for R version 3.4.2)
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  InternetOpenUrl failed: '不能连接到吊销服务器，或者未能获得最终响应。'
Warning in install.packages :
  unable to access index for repository https://mirrors.eliteu.cn/CRAN/bin/windows/contrib/3.4:
  cannot open URL 'https://mirrors.eliteu.cn/CRAN/bin/windows/contrib/3.4/PACKAGES'
Warning in install.packages :
  cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.4/PACKAGES.rds': HTTP status was '404 Not Found'

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